Figurative Landscape. Peter VON RAWITA-OSTROWSKI also known as Pedro OSTROWSKI (1902-1964/67) was an Austrian born Argentinian painter. Pen and watercolor on paper. Signed "Pedro Ostrowski" l.r. "1963". He studied in the early twenties in Munich with Becker-Gundah. Later, Ostrowski moved to Peru and Argentina. He is a listed artist with an auction record. Good original condition.